1056086887 has 2 divisors, whose sum is σ = 1056086888. Its totient is φ = 1056086886.

The previous prime is 1056086849. The next prime is 1056086917. The reversal of 1056086887 is 7886806501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1056086887 - 2¹¹ = 1056084839 is a prime.

It is a super-2 number, since 2×1056086887² = 2230639025786701538, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1056086887.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056086387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528043443 + 528043444.

It is an arithmetic number, because the mean of its divisors is an integer number (528043444).

Almost surely, 2^1056086887 is an apocalyptic number.

1056086887 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056086887 is an equidigital number, since it uses as much as digits as its factorization.

1056086887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 645120, while the sum is 49.

The square root of 1056086887 is about 32497.4904723426. The cubic root of 1056086887 is about 1018.3566023085.

The spelling of 1056086887 in words is "one billion, fifty-six million, eighty-six thousand, eight hundred eighty-seven".